Multibeam Sonar Operations Multibeam Sonar Operations and Applications 1994—2005and Applications 1994—2005

NOAA’s ExperienceNOAA’s Experience

The Early EraThe Early Era

1984/5 BS3 on Davidson1984/5 BS3 on Davidson– Charting surveys in AlaskaCharting surveys in Alaska

1985—1994 EEZ surveys1985—1994 EEZ surveys– SeaBeam [12] (MI, SU, DI)SeaBeam [12] (MI, SU, DI)– BS3 (DA) & HydroChart II (WH)BS3 (DA) & HydroChart II (WH)

Getting into Shallow WaterGetting into Shallow Water

1992 Hurricane Andrew1992 Hurricane Andrew– How to clear navigable waterways?How to clear navigable waterways?– RESON 9001RESON 9001

1994 RESON 9001 on NOAA Ship RUDE1994 RESON 9001 on NOAA Ship RUDE– Least depthLeast depth on SSS-detected targets on SSS-detected targets

Beginning Systematic SurveysBeginning Systematic Surveys

1994 Reference Mile1994 Reference Mile– RUDE with Reson 9001RUDE with Reson 9001

1995 Full-coverage SWMB surveys1995 Full-coverage SWMB surveys– SAIC in Long Island SoundSAIC in Long Island Sound

1997 RUDE in approaches to Portsmouth, NH1997 RUDE in approaches to Portsmouth, NH– Reson 9003 skunk stripes and full coverage SWMB Reson 9003 skunk stripes and full coverage SWMB

supplemented with 100% or 200% SSS.supplemented with 100% or 200% SSS.

1998 Multiple contracts in Gulf of Mexico1998 Multiple contracts in Gulf of Mexico– Skunk stripe MB with 200% SSSSkunk stripe MB with 200% SSS

RUDE Reson 9003 RUDE Reson 9003 SeaBat System SeaBat System (1994)(1994)

Contract Survey Contract Survey comparisoncomparison

Storing & Processing the DataStoring & Processing the Data

1993-1996 —logging & decimating the 1993-1996 —logging & decimating the data to identify shoalest soundings with in-data to identify shoalest soundings with in-house software (Huff)house software (Huff)1995—HyPack/Isis combo selected for 1995—HyPack/Isis combo selected for NOAA data acquistion and loggingNOAA data acquistion and logging1995—CARIS HIPS selected for NOAA 1995—CARIS HIPS selected for NOAA MB data cleaning & processingMB data cleaning & processing1995 CARIS compatibility required for 1995 CARIS compatibility required for contractor data submissioncontractor data submission

The Current EraThe Current Era

1998 SWMB for 1998 SWMB for RAINIER and RAINIER and LaunchesLaunches– ELAC/SeaBeam ELAC/SeaBeam

1050D (50/180) on 1050D (50/180) on shipship

– RESON 8101 on RESON 8101 on launcheslaunches

Our first RA project—Shakan Strait, Alaska

The Current EraThe Current Era

Today in the Hydro Fleet (RA, FA, RU, TJ, Today in the Hydro Fleet (RA, FA, RU, TJ, NRTs)NRTs)– ELAC/SeaBeam 1050D, 1180ELAC/SeaBeam 1050D, 1180– RESON 8101, 8125, 8111,8160RESON 8101, 8125, 8111,8160– Simrad EM 3000, 1002Simrad EM 3000, 1002

Side Scan Sonar—still importantSide Scan Sonar—still important– Klein 3000 & 5000Klein 3000 & 5000

Reference BlockReference Block

Data Acquisition and ProcessingData Acquisition and Processing

HyPack & Isis combo for data acquisitionHyPack & Isis combo for data acquisition

Data stored in XTFData stored in XTF

CARIS HIPS and SIPS for processingCARIS HIPS and SIPS for processing

PYDRO for target management\PYDRO for target management\

Down sampling to smooth sheet and chart Down sampling to smooth sheet and chart densitydensity

050

100150200250300350400450

Te

rab

yte

s

2002 2003 2004 2005 2006 2007

Year

Office of Coast Survey Data Holdings

Hydrographic Surveys Side Scan Sonar Data Nautical Charts

The Coming EraThe Coming Era

Phase comparison systems in the mixPhase comparison systems in the mix

Surveying on the EllipsoidSurveying on the Ellipsoid

Re-assessing XTF vs GSF vs native formatsRe-assessing XTF vs GSF vs native formats

CUBECUBEBathymetric Attributed Grids (NavSurface)Bathymetric Attributed Grids (NavSurface)Full density products for next generation ENCsFull density products for next generation ENCs

The Coming Era—Beyond HydroThe Coming Era—Beyond Hydro

Habitat, UNCLOS, and water column Habitat, UNCLOS, and water column surveyssurveysMultibeam throughout the NOAA fleetMultibeam throughout the NOAA fleet– SeaBeam on SeaBeam on BROWN, BROWN, TBD for the futureTBD for the future– EM 300 and dual-head 3002 on EM 300 and dual-head 3002 on HI’IALAKAIHI’IALAKAI– EM 1002 to be installed on EM 1002 to be installed on NANCY FOSTERNANCY FOSTER– EM 3002 for EM 3002 for Gloria MichelleGloria Michelle– TBD for TBD for CAPABLECAPABLE– TBD for new Fisheries vesselsTBD for new Fisheries vessels

Burning IssuesBurning IssuesExpectations vs specs vs actual capabilitiesExpectations vs specs vs actual capabilities

System integrationSystem integration

System timing managementSystem timing management

Sound speed characterizationSound speed characterization

On-line quality control aidsOn-line quality control aids

BackscatterBackscatter– Common terminologyCommon terminology– CalibrationCalibration– InterpretationInterpretation– ProductsProducts– Data archivingData archiving

More Burning IssuesMore Burning Issues

Forward-looking sonar for refractionForward-looking sonar for refraction

Standards for archivingStandards for archiving

Automated cartography from BAGsAutomated cartography from BAGs

Standards for error specificationsStandards for error specifications

Target recognition and detectionTarget recognition and detection